./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product36.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b5699aa Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_014829e3-b8d0-4297-9ce1-651d2dc3b43c/bin/ukojak/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_014829e3-b8d0-4297-9ce1-651d2dc3b43c/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_014829e3-b8d0-4297-9ce1-651d2dc3b43c/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_014829e3-b8d0-4297-9ce1-651d2dc3b43c/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product36.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_014829e3-b8d0-4297-9ce1-651d2dc3b43c/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_014829e3-b8d0-4297-9ce1-651d2dc3b43c/bin/ukojak --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash deeb3c1689cccb41b32be052288e2f3a90dc0e8e .................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.1.24-6b5699a [2019-11-26 02:52:50,748 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 02:52:50,750 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 02:52:50,760 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 02:52:50,761 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 02:52:50,762 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 02:52:50,763 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 02:52:50,765 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 02:52:50,766 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 02:52:50,767 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 02:52:50,768 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 02:52:50,769 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 02:52:50,769 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 02:52:50,770 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 02:52:50,771 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 02:52:50,772 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 02:52:50,773 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 02:52:50,774 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 02:52:50,776 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 02:52:50,778 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 02:52:50,780 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 02:52:50,781 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 02:52:50,782 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 02:52:50,783 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 02:52:50,785 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 02:52:50,786 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 02:52:50,786 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 02:52:50,787 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 02:52:50,787 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 02:52:50,788 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 02:52:50,788 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 02:52:50,789 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 02:52:50,789 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 02:52:50,790 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 02:52:50,791 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 02:52:50,791 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 02:52:50,792 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 02:52:50,792 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 02:52:50,792 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 02:52:50,793 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 02:52:50,793 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 02:52:50,794 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_014829e3-b8d0-4297-9ce1-651d2dc3b43c/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2019-11-26 02:52:50,806 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 02:52:50,807 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 02:52:50,807 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-11-26 02:52:50,807 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2019-11-26 02:52:50,808 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 02:52:50,808 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 02:52:50,808 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 02:52:50,809 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 02:52:50,809 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 02:52:50,809 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 02:52:50,809 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 02:52:50,809 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 02:52:50,809 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 02:52:50,810 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 02:52:50,810 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 02:52:50,810 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 02:52:50,810 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 02:52:50,810 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 02:52:50,811 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2019-11-26 02:52:50,811 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2019-11-26 02:52:50,811 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 02:52:50,811 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 02:52:50,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:52:50,812 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 02:52:50,812 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 02:52:50,812 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 02:52:50,812 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2019-11-26 02:52:50,812 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 02:52:50,812 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 02:52:50,813 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_014829e3-b8d0-4297-9ce1-651d2dc3b43c/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> deeb3c1689cccb41b32be052288e2f3a90dc0e8e [2019-11-26 02:52:50,958 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 02:52:50,967 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 02:52:50,971 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 02:52:50,972 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 02:52:50,973 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 02:52:50,973 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_014829e3-b8d0-4297-9ce1-651d2dc3b43c/bin/ukojak/../../sv-benchmarks/c/product-lines/minepump_spec3_product36.cil.c [2019-11-26 02:52:51,031 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_014829e3-b8d0-4297-9ce1-651d2dc3b43c/bin/ukojak/data/a3b0a69d1/7a45a0912397405db9954e94762285ed/FLAG7da95ff30 [2019-11-26 02:52:51,472 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 02:52:51,473 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_014829e3-b8d0-4297-9ce1-651d2dc3b43c/sv-benchmarks/c/product-lines/minepump_spec3_product36.cil.c [2019-11-26 02:52:51,489 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_014829e3-b8d0-4297-9ce1-651d2dc3b43c/bin/ukojak/data/a3b0a69d1/7a45a0912397405db9954e94762285ed/FLAG7da95ff30 [2019-11-26 02:52:51,766 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_014829e3-b8d0-4297-9ce1-651d2dc3b43c/bin/ukojak/data/a3b0a69d1/7a45a0912397405db9954e94762285ed [2019-11-26 02:52:51,768 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 02:52:51,770 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-26 02:52:51,771 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 02:52:51,771 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 02:52:51,775 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 02:52:51,776 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:52:51" (1/1) ... [2019-11-26 02:52:51,778 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@282c9ceb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:51, skipping insertion in model container [2019-11-26 02:52:51,779 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 02:52:51" (1/1) ... [2019-11-26 02:52:51,786 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 02:52:51,827 INFO L179 MainTranslator]: Built tables and reachable declarations [2019-11-26 02:52:52,182 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:52:52,194 INFO L201 MainTranslator]: Completed pre-run [2019-11-26 02:52:52,272 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 02:52:52,309 INFO L205 MainTranslator]: Completed translation [2019-11-26 02:52:52,311 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:52 WrapperNode [2019-11-26 02:52:52,311 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 02:52:52,312 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 02:52:52,312 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 02:52:52,312 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 02:52:52,320 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:52" (1/1) ... [2019-11-26 02:52:52,349 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:52" (1/1) ... [2019-11-26 02:52:52,379 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 02:52:52,380 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 02:52:52,380 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 02:52:52,380 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 02:52:52,389 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:52" (1/1) ... [2019-11-26 02:52:52,389 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:52" (1/1) ... [2019-11-26 02:52:52,392 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:52" (1/1) ... [2019-11-26 02:52:52,392 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:52" (1/1) ... [2019-11-26 02:52:52,400 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:52" (1/1) ... [2019-11-26 02:52:52,421 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:52" (1/1) ... [2019-11-26 02:52:52,424 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:52" (1/1) ... [2019-11-26 02:52:52,427 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 02:52:52,427 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-26 02:52:52,427 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-26 02:52:52,428 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-26 02:52:52,428 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 02:52:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_014829e3-b8d0-4297-9ce1-651d2dc3b43c/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2019-11-26 02:52:52,502 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-26 02:52:52,502 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2019-11-26 02:52:52,503 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2019-11-26 02:52:52,504 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2019-11-26 02:52:52,504 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2019-11-26 02:52:52,504 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2019-11-26 02:52:52,504 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2019-11-26 02:52:52,504 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2019-11-26 02:52:52,505 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2019-11-26 02:52:52,505 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2019-11-26 02:52:52,506 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2019-11-26 02:52:52,506 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-26 02:52:52,506 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2019-11-26 02:52:52,506 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2019-11-26 02:52:52,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-26 02:52:52,507 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-26 02:52:53,540 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-26 02:52:53,541 INFO L284 CfgBuilder]: Removed 42 assume(true) statements. [2019-11-26 02:52:53,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:52:53 BoogieIcfgContainer [2019-11-26 02:52:53,542 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-26 02:52:53,542 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2019-11-26 02:52:53,542 INFO L271 PluginConnector]: Initializing CodeCheck... [2019-11-26 02:52:53,555 INFO L275 PluginConnector]: CodeCheck initialized [2019-11-26 02:52:53,555 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:52:53" (1/1) ... [2019-11-26 02:52:53,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-26 02:52:53,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:52:53,616 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 47 states and 62 transitions. [2019-11-26 02:52:53,618 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 62 transitions. [2019-11-26 02:52:53,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-11-26 02:52:53,623 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:52:53,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:52:53,872 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:52:53,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:52:53,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 47 states and 60 transitions. [2019-11-26 02:52:53,886 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 60 transitions. [2019-11-26 02:52:53,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-11-26 02:52:53,887 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:52:53,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:52:53,968 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:52:53,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:52:53,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 49 states and 63 transitions. [2019-11-26 02:52:53,996 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 63 transitions. [2019-11-26 02:52:53,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2019-11-26 02:52:53,997 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:52:54,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:52:54,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:52:54,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:52:54,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 63 states and 93 transitions. [2019-11-26 02:52:54,623 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 93 transitions. [2019-11-26 02:52:54,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-11-26 02:52:54,625 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:52:54,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-26 02:52:54,782 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-26 02:52:55,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2019-11-26 02:52:55,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 69 states and 105 transitions. [2019-11-26 02:52:55,118 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 105 transitions. [2019-11-26 02:52:55,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2019-11-26 02:52:55,120 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2019-11-26 02:52:55,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:52:55,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:52:55,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:52:55,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-26 02:52:55,557 WARN L483 CodeCheckObserver]: This program is UNSAFE, Check terminated with 5 iterations. [2019-11-26 02:52:55,659 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 26.11 02:52:55 ImpRootNode [2019-11-26 02:52:55,663 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2019-11-26 02:52:55,664 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-26 02:52:55,664 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-26 02:52:55,664 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-26 02:52:55,665 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.11 02:52:53" (3/4) ... [2019-11-26 02:52:55,668 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2019-11-26 02:52:55,783 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_014829e3-b8d0-4297-9ce1-651d2dc3b43c/bin/ukojak/witness.graphml [2019-11-26 02:52:55,784 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-26 02:52:55,786 INFO L168 Benchmark]: Toolchain (without parser) took 4015.36 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -137.0 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:52:55,786 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:52:55,787 INFO L168 Benchmark]: CACSL2BoogieTranslator took 540.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -159.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2019-11-26 02:52:55,787 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.92 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:52:55,788 INFO L168 Benchmark]: Boogie Preprocessor took 47.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2019-11-26 02:52:55,788 INFO L168 Benchmark]: RCFGBuilder took 1114.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 11.5 GB. [2019-11-26 02:52:55,790 INFO L168 Benchmark]: CodeCheck took 2121.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -71.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-26 02:52:55,791 INFO L168 Benchmark]: Witness Printer took 119.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 11.5 GB. [2019-11-26 02:52:55,794 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 7 procedures, 47 locations, 1 error locations. Result: UNSAFE, OverallTime: 1.9s, OverallIterations: 5, TraceHistogramMax: 0, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: 366 SDtfs, 100 SDslu, 184 SDs, 0 SdLazy, 240 SolverSat, 68 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 601 GetRequests, 571 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 251 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 100 NumberOfCodeBlocks, 100 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 73 ConstructedInterpolants, 0 QuantifiedInterpolants, 3776 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - CounterExampleResult [Line: 44]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L426] int pumpRunning = 0; [L427] int systemActive = 1; [L675] int waterLevel = 1; [L676] int methaneLevelCritical = 0; [L769] int cleanupTimeShifts = 4; [L218] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L845] int retValue_acc ; [L846] int tmp ; [L894] int retValue_acc ; [L897] retValue_acc = 1 [L898] return (retValue_acc); [L852] tmp = valid_product() [L854] COND TRUE \read(tmp) [L606] int splverifierCounter ; [L607] int tmp ; [L608] int tmp___0 ; [L609] int tmp___1 ; [L610] int tmp___2 ; [L613] splverifierCounter = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L615] COND TRUE 1 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L617] COND TRUE splverifierCounter < 4 [L623] tmp = __VERIFIER_nondet_int() [L625] COND TRUE \read(tmp) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L627] CALL waterRise() VAL [\old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L693] COND TRUE waterLevel < 2 [L694] waterLevel = waterLevel + 1 [L627] RET waterRise() VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L633] tmp___0 = __VERIFIER_nondet_int() [L635] COND FALSE !(\read(tmp___0)) VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L643] tmp___2 = __VERIFIER_nondet_int() [L645] COND FALSE !(\read(tmp___2)) [L651] tmp___1 = __VERIFIER_nondet_int() [L653] COND TRUE \read(tmp___1) [L582] COND FALSE !(\read(pumpRunning)) [L589] systemActive = 0 VAL [cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L662] CALL timeShift() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L434] COND FALSE !(\read(pumpRunning)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L441] COND FALSE !(\read(systemActive)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L904] int tmp ; [L905] int tmp___0 ; [L906] int tmp___1 ; VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L910] CALL, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L714] int retValue_acc ; [L717] retValue_acc = methaneLevelCritical [L718] return (retValue_acc); [L910] RET, EXPR isMethaneLevelCritical() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L910] tmp = isMethaneLevelCritical() [L912] COND FALSE !(\read(tmp)) [L746] int retValue_acc ; [L749] retValue_acc = waterLevel [L750] return (retValue_acc); [L916] tmp___0 = getWaterLevel() [L918] COND TRUE tmp___0 == 2 [L515] int retValue_acc ; [L518] retValue_acc = pumpRunning [L519] return (retValue_acc); [L920] tmp___1 = isPumpRunning() [L922] COND FALSE !(\read(tmp___1)) VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L44] __VERIFIER_error() VAL [\old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 540.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 121.1 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -159.0 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 67.92 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 47.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1114.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 76.1 MB). Peak memory consumption was 76.1 MB. Max. memory is 11.5 GB. * CodeCheck took 2121.33 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -71.4 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 119.81 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.9 MB). Peak memory consumption was 11.9 MB. Max. memory is 11.5 GB. RESULT: Ultimate proved your program to be incorrect! Received shutdown request...